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Finding the Fourth Proportional to 326,695.23, 450,834.12 and 181,497.87

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Solution

The fourth proportional to 326,695.23, 450,834.12 and 181,497.87 is: 250,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,695.23 : 450,834.12 = 181,497.87 : x
  2. Step 2: Convert to fraction form
    326,695.23/450,834.12 = 181,497.87/x
  3. Step 3: Cross multiply
    326,695.23x = 450,834.12 × 181,497.87
  4. Step 4: Simplify right side
    326,695.23x = 81,825,432,503.32
  5. Step 5: Solve for x
    x = 81,825,432,503.32/326,695.23
  6. Step 6: Final answer
    x = 250,464.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.